This Smart TV Box is 100% brand new and high quality. RK3318 processor: the lastest and most powerful chip. USB 3.0: Superspeed USB theoretical speed up to 5Gbps. The most maturest OS: lastest Android 9.0 system, much more stable than before. Configuration 2GB DDR3 run, make sure you watch TV and play games smoothly. Specification: Chipset: RK3318 Quad-Core 64bit Cortex-A53 GPU: Penta-Core Mali-450 FLASH EMMC: 16G SDRAM: 2G USB: 1 Type-A USB3.0, 1 Type-A USB2.0 LAN Ethernet: 10/100M standard RJ-45 Card reader: Micro SD cards ,Maximum support 64G DisplayPort: HDMI HDMI: HDMI 2.0a for 4k@60Hz Power Indicator (LED): Power ON :blue; Standby :Red Remote: IR Power Supply INPUT: 100-240V 50/60HZ OUTPUT:DC 5V/2.5A AV: Support Operating temperature:10to 45 OS: Android 9.0 1080P other video decoders (VC-1, MPEG-1/2/4, VP6/8)" High Definition video output: 4K (3840x2160 pixel ) Package Includes: 1 Smart TV Box 1 HDMI Cable 1 Remote Control 1 User Manual 1 Power Supply Note: Please contact us firstly if there are any problems with the product. The item's color may be slightly different from the pictures due to the light and screen setting difference. Please allow slight dimension error due to manual measurement.Thanks for your kindly understanding.